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Salary
≈ $52k – $91k per year (Estimated)
Location
Remote (Poland)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 11, 2026.

Overview
Company
Impact
Profile match
S3 Connected Health is a specialized digital health and medical technology solutions partner headquartered in Dublin, Ireland. Spun out of the historic S3 Group with roots dating back decades, the company designs, builds, and operates regulated digital health solutions, digital therapeutics (DTx), and connected medical devices for global pharmaceutical and medtech enterprises.

Key Responsibilities:

Working as a Senior Flutter Developer, you will:

  • Design and build advanced digital health systems consisting of mobile applications, external devices, and cloud back-end services
  • Oversee the Flutter development of mobile applications tailored for iOS and Android platforms, collaborating closely with fellow mobile app developers to ensure a unified approach across both platforms and uphold feature parity.
  • Standardize the apps delivering the same quality and UI/UX whilst minimizing duplication of effort
  • Collaborate with cross-functional teams to define, design, and ship new features
  • Unit-test code for robustness, usability, and general reliability
  • Identify and correct bottlenecks, fix bugs and improve application performance
  • Help maintain code quality, development processes, and automated testing
  • Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Qualifications required:

  • 5+ years of working experience in mobile app development, demonstrating successful delivery of mobile apps
  • Expertise in Flutter framework and Dart language
  • Experience with RESTful APIs to connect apps to back-end services
  • Understanding of cloud messaging APIs and push notifications
  • Experience with third-party libraries and APIs
  • Good knowledge of Git
  • Solid understanding of the software engineering techniques, mobile development life cycle, and UI/UX standards
  • Excellent verbal and written communication skills in English and ability to work in both international and multifunctional teams

Experience in any of the following areas is a distinct advantage:

  • Developing Medical Device(s) or safety-critical systems and associated processes
  • Native iOS and/or Android development, OS runtime capabilities, and limitations
  • Leveraging AI tools to boost productivity in coding, debugging, and documentation
  • External device communication development over BLE, WiFi, or USB
  • Familiarity with continuous integration and delivery solutions
  • Agile methodologies
  • Cybersecurity

We reserve the right to contact only the chosen candidates.

Why join S3 Connected Health?

  • Work on products that have a real impact on patients' lives
  • Collaborate with multidisciplinary teams spanning product design, software, hardware, systems engineering, quality, and regulatory affairs
  • Contribute to innovative connected medical device and digital health programs across global markets
  • Be part of an organization with deep expertise in regulated healthcare technology and a strong track record of bringing complex products to market
  • Enjoy a flexible working model with remote, hybrid and office-based collaboration options

S3 Connected Health is a leading digital health company headquartered in Dublin, Ireland. We are a team of over 250 clinicians, behavioral scientists, and technologists dedicated to transforming healthcare through innovative digital solutions. We create state-of-the-art platforms for remote patient monitoring, medication adherence, and patient engagement that empower millions to improve their health and quality of life.

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